smokeloader | 800af834218db7c31972c1a69c643bf5b01d52cbb70216fee819fe533161ee83

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 14:01

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General

Target

85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe
Size

172KB
MD5

6f775e9bb7ce423747537b419e06b89b
SHA1

ab2d652d4a514b51b2ac803944c49a8f82daa9f3
SHA256

85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a
SHA512

6596d1ee950f0fafa22bfe607f5f36efe73011ed92f2d63f98e69c42a416a7967e19f7133678a9ad0c35cb5eaf360aa27bc6ff54d99bea511e9af54cce4128e1
SSDEEP

3072:IS96fa/5LMvBR0Fo/xRhsERqAVyXNf3aCrcJDV026lbuzUC:PDRLMvBR0FsKXAuZqCrcl76liz

Score

10^/10

smokeloader pub4 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	2124	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2364	2124	85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe	30
PID 2124 wrote to memory of 2364	2124	85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe	30
PID 2124 wrote to memory of 2364	2124	85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe	30
PID 2124 wrote to memory of 2364	2124	85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe	30

C:\Users\Admin\AppData\Local\Temp\85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe
"C:\Users\Admin\AppData\Local\Temp\85a18de1a349fabf6127fa0b25670468f90111ecd1316dd4ffa1f351cf35296a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 136
  2⤵
  - Program crash
  PID:2364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2124-1-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/2124-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2124-3-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download